<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity
{
	private $_id;
	/**
	 * Authenticates a user.
	 * The example implementation makes sure if the username and password
	 * are both 'demo'.
	 * In practical applications, this should be changed to authenticate
	 * against some persistent user identity storage (e.g. database).
	 * @return boolean whether authentication succeeds.
	 */
	public function authenticate()
	{
		// $users=array(
		// 	// username => password
		// 	// 'demo'=>'demo',
		// 	'admin'=>'1qazxsw2@tx',
		// );

		
		$user = User::model()->find("username=:username" , array(':username'=>$this->username));

		//var_dump($user);

		if(!isset($user))
			$this->errorCode=self::ERROR_USERNAME_INVALID;
		elseif($user->password!== Globals::getPassword($this->password))
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
		else{
			$this->_id=$user->id;
			$this->setState('level',$user->level); 
			$this->setState('title',$user->getLevelTitle()); 
			$this->errorCode=self::ERROR_NONE;
		}
		return !$this->errorCode;
	}
 
	public function getId()
    {
        return $this->_id;
    }
}